Anna Costello is an Assistant Professor of Accounting. Before joining Ross, she previously served as an Assistant Professor of Accounting at the MIT Sloan School of Management. Anna received her Bachelors and Masters of Business Administration from the University of Notre Dame and a PhD in Business Administration from the University of Chicago. Prior to earning her graduate degrees, Anna worked as a senior auditor for Deloitte.
Anna’s research investigates the role of information sharing between supply chain partners. Specifically, her work shows that information asymmetry between buyers and suppliers impacts the terms and restrictions in long-term supply contracts. She also studies how trade credit between supply chain partners influences firm-specific and market-wide risk. Her research has been published in the Journal of Financial Economics, the Journal of Accounting Research, the Journal of Accounting and Economics, and The Accounting Review. Anna was awarded the Best Dissertation Award from the Financial Accounting and Reporting Section of the American Accounting Association. She received the 2014-2015 MBA Teacher of the Year Award from the MIT Sloan School of Management.